Lawn tractor grill



FIG. 1 is a front perspective view of a grill for a lawn tractor showing our new design in use condition;

FIG. 2 is an enlarged front perspective view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a right side elevation view thereof, the left side elevation view is a mirror image thereof; and,

FIG. 5 is a top plan view thereof.

The bottom view forms no part of the claimed design. 

The ornamental design for a lawn tractor grill, as shown and described. 